<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div id="app">
    <div v-bind:class="a"></div>
    <button v-bind:a="b">按钮</button>
    <!-- 选择对象 -->
    <label for="meinv1">佳丽1</label>
    <input type="radio" v-model="meinv" value="https://img.tupianzj.com/uploads/allimg/201910/9999/2d99f20315.jpg" id="meinv1">
    <label for="meinv2">佳丽2</label>
    <input type="radio" v-model="meinv" value="https://img.tupianzj.com/uploads/allimg/202102/9999/rn0838489902.jpg" id="meinv2">
    <hr>
    <!-- <img width="500" v-bind:src="meinv" alt=""> -->
    <img width="500" :src="meinv" alt="">
  </div>
  <script src="./vue.js"></script>
  <script>
    const vm = new Vue({
      el: '#app',
      data: {
        b:'自定义属性',
        a: 'box',
        meinv: 'https://img.tupianzj.com/uploads/allimg/201910/9999/2d99f20315.jpg'
       /*  url1: 'https://img.tupianzj.com/uploads/allimg/201910/9999/2d99f20315.jpg',
        url2: 'https://img.tupianzj.com/uploads/allimg/202102/9999/rn0838489902.jpg' */
      }
    })
  </script>
</body>
</html>